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n. Abbr. dwt. or pwt.
A unit of troy weight equal to 24 grains, 1/20 of a troy ounce or about 1.555 grams.


(Units) a unit of weight equal to 24 grains or one twentieth of an ounce (Troy)


(ˈpɛn iˌweɪt)

(in troy weight) a unit of 24 grains or 1/20 of an ounce (1.555 grams). Abbr.: dwt, pwt
[1350–1400; Middle English; Old English penega gewihte]


(dwt) A unit of weight in the troy system equal to 1⁄20 ounce troy (24 grains).
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.pennyweight - a unit of apothecary weight equal to 24 grains
troy unit - any of the unit of the troy system of weights
grain - 1/60 dram; equals an avoirdupois grain or 64.799 milligrams
apothecaries' ounce, ounce, troy ounce - a unit of apothecary weight equal to 480 grains or one twelfth of a pound
References in classic literature ?
That, however, will surprise you the less when I pause to declare that I have paid as much as four shillings and sixpence for half a loaf of execrable bread; that my mate and I, between us, seldom took more than a few pennyweights of gold-dust in any one day; and never once struck pick into nugget, big or little, though we had the mortification of inspecting the "mammoth masses" of which we found the papers full on landing, and which had brought the gold-fever to its height during our very voyage.
You may say to yourselves, 'I'm one fool, and Jack's another; if my fool's head weighed four pound, and Jack's three pound three ounces and three quarters, how many pennyweights heavier would my head be than Jack's?' A man that had got his heart in learning figures would make sums for himself and work 'em in his head.
The trees, burdened with the last infinitesimal pennyweight of snow their branches could hold, stood in absolute petrifaction.